<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>

<body>

<form action="login.teacher" method="post">
<input type="text" id="username" name="username" ><br>
<input type="password" id="password" name="password" ><br>
    <input type="submit" value="登录">
</form>
</body>
</html>